diff --git a/feedback/firmware/main.c b/feedback/firmware/main.c
index 992aa09..8eca023 100644
--- a/feedback/firmware/main.c
+++ b/feedback/firmware/main.c
@@ -62,11 +62,8 @@ static uint16_t get_status() {
 static uint16_t graded_status() {
 	uint16_t status = get_status();
 
-	// combine the bits of the last 3 states into one: "at least 2 of 3"
-	uint16_t graded01 = status_hysteresis[0] & status_hysteresis[1];
-	uint16_t graded1n = status_hysteresis[1] & status;
-	uint16_t gradedn0 = status & status_hysteresis[0];
-	uint16_t graded = graded01 | graded1n | gradedn0;
+	// combine the bits of the last 3 states into one: "3 successive ones"
+	uint16_t graded = status_hysteresis[0] & status_hysteresis[1] & status;
 
 	status_hysteresis[0] = status_hysteresis[1];
 	status_hysteresis[1] = status;